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| author | Amitkumar Karwar <akarwar@marvell.com> | 2016-09-28 15:48:25 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2016-11-09 04:33:26 +0300 |
| commit | a936ea543657d9764947eada7fa42bb570425118 (patch) | |
| tree | 5ec19e4d63b72a159a88250624a3519554c2dcf7 | |
| parent | 113630b581d6d423998d2113a8e892ed6e6af6f9 (diff) | |
| download | linux-a936ea543657d9764947eada7fa42bb570425118.tar.xz | |
mwifiex: add memrw command information in README
Support for this debugfs command is available in driver. This patch
adds usage information in README file.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/README | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/wireless/marvell/mwifiex/README b/drivers/net/wireless/marvell/mwifiex/README index 24e649b1eb24..588fcbe38374 100644 --- a/drivers/net/wireless/marvell/mwifiex/README +++ b/drivers/net/wireless/marvell/mwifiex/README @@ -180,6 +180,29 @@ regrdwr echo "1 0xa060 0x12" > regrdwr : Write the MAC register echo "1 0xa794 0x80000000" > regrdwr : Write 0x80000000 to MAC register + +memrw + This command is used to read/write the firmware memory. + + Usage: + 1) For reading firmware memory location. + echo r <address> 0 > /sys/kernel/debug/mwifiex/mlan0/memrw + cat /sys/kernel/debug/mwifiex/mlan0/memrw + 2) For writing value to firmware memory location. + echo w <address> [value] > /sys/kernel/debug/mwifiex/mlan0/memrw + + where the parameters are, + <address>: memory address + [value]: value to be written + + Examples: + echo r 0x4cf70 0 > /sys/kernel/debug/mwifiex/mlan0/memrw + cat /sys/kernel/debug/mwifiex/mlan0/memrw + : Read memory address 0x4cf70 + iwpriv mlan0 memrdwr -0x7fff6000 -0x40000000 + echo w 0x8000a000 0xc0000000 > /sys/kernel/debug/mwifiex/mlan0/memrw + : Write 0xc0000000 to memory address 0x8000a000 + rdeeprom This command is used to read the EEPROM contents of the card. |